bootstrap

#!/bin/sh
# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
# file Copyright.txt or https://cmake.org/licensing for details.

die() {
  echo "$@" 1>&2 ; exit 1
}

# Compile flag extraction function.
cmake_extract_standard_flags()
{
  id="${1:-*}"
  lang="${2}"
  ver="${3}"
  sed -n "s/ *set *( *CMAKE_${lang}${ver}_EXTENSION_COMPILE_OPTION *\"\{0,1\}\([^\")]*\).*/\1/p" \
    "${cmake_source_dir}/Modules/Compiler/"${id}-${lang}.cmake \
    2>/dev/null | tr ';' ' '
  # Clang's CXX compiler flags are in the common module.
  sed -n "s/ *set *( *CMAKE_\\\${lang}${ver}_EXTENSION_COMPILE_OPTION *\"\{0,1\}\([^\")]*\).*/\1/p" \
    "${cmake_source_dir}/Modules/Compiler/Clang.cmake" \
    2>/dev/null | tr ';' ' '
}

# Version number extraction function.
cmake_version_component()
{
  sed -n "
/^set(CMake_VERSION_${1}/ {s/set(CMake_VERSION_${1} *\([0-9]*\)).*/\1/;p;}
" "${cmake_source_dir}/Source/CMakeVersion.cmake"
}

# Install destination extraction function.
cmake_install_dest_default()
{
  sed -n '
/^ *set(CMAKE_'"${1}"'_DIR_DEFAULT.*) # '"${2}"'$/ {
  s/^ *set(CMAKE_'"${1}"'_DIR_DEFAULT *"\([^"]*\)").*$/\1/
  s/${CMake_VERSION_MAJOR}/'"${cmake_version_major}"'/
  s/${CMake_VERSION_MINOR}/'"${cmake_version_minor}"'/
  s/${CMake_VERSION_PATCH}/'"${cmake_version_patch}"'/
  p
  q
}
' "${cmake_source_dir}/Source/CMakeInstallDestinations.cmake"
}

cmake_toupper()
{
    echo "$1" | tr '[a-z]' '[A-Z]'
}

# Detect system and directory information.
cmake_system=`uname`
cmake_source_dir=`cd "\`dirname \"$0\"\`";pwd`
cmake_binary_dir=`pwd`

# Load version information.
cmake_version_major="`cmake_version_component MAJOR`"
cmake_version_minor="`cmake_version_component MINOR`"
cmake_version_patch="`cmake_version_component PATCH`"
cmake_version="${cmake_version_major}.${cmake_version_minor}.${cmake_version_patch}"
cmake_version_rc="`cmake_version_component RC`"
if test "$cmake_version_rc" != ""; then
  cmake_version="${cmake_version}-rc${cmake_version_rc}"
fi

cmake_copyright="`grep '^Copyright .* Kitware' "${cmake_source_dir}/Copyright.txt"`"

cmake_bin_dir_keyword="OTHER"
cmake_data_dir_keyword="OTHER"
cmake_doc_dir_keyword="OTHER"
cmake_man_dir_keyword="OTHER"
cmake_xdgdata_dir_keyword="OTHER"
cmake_bin_dir=""
cmake_data_dir=""
cmake_doc_dir=""
cmake_man_dir=""
cmake_xdgdata_dir=""
cmake_init_file=""
cmake_bootstrap_system_libs=""
cmake_bootstrap_qt_gui=""
cmake_bootstrap_qt_qmake=""
cmake_sphinx_info=""
cmake_sphinx_man=""
cmake_sphinx_html=""
cmake_sphinx_qthelp=""
cmake_sphinx_build=""
cmake_sphinx_flags=""

# Determine whether this is a Cygwin environment.
if echo "${cmake_system}" | grep CYGWIN >/dev/null 2>&1; then
  cmake_system_cygwin=true
  cmake_doc_dir_keyword="CYGWIN"
  cmake_man_dir_keyword="CYGWIN"
else
  cmake_system_cygwin=false
fi

# Determine whether this is a MinGW environment.
if echo "${cmake_system}" | grep 'MINGW\|MSYS' >/dev/null 2>&1; then
  cmake_system_mingw=true
else
  cmake_system_mingw=false
fi

# Determine whether this is OS X
if echo "${cmake_system}" | grep Darwin >/dev/null 2>&1; then
  cmake_system_darwin=true
else
  cmake_system_darwin=false
fi

# Determine whether this is BeOS
if echo "${cmake_system}" | grep BeOS >/dev/null 2>&1; then
  cmake_system_beos=true
  cmake_doc_dir_keyword="HAIKU"
  cmake_man_dir_keyword="HAIKU"
else
  cmake_system_beos=false
fi

# Determine whether this is Haiku
if echo "${cmake_system}" | grep Haiku >/dev/null 2>&1; then
  cmake_system_haiku=true
  cmake_doc_dir_keyword="HAIKU"
  cmake_man_dir_keyword="HAIKU"
else
  cmake_system_haiku=false
fi

# Determine whether this is OpenVMS
if echo "${cmake_system}" | grep OpenVMS >/dev/null 2>&1; then
  cmake_system_openvms=true
else
  cmake_system_openvms=false
fi

# Determine whether this is HP-UX
if echo "${cmake_system}" | grep HP-UX >/dev/null 2>&1; then
  die 'CMake no longer compiles on HP-UX.  See

  https://gitlab.kitware.com/cmake/cmake/-/issues/17137

Use CMake 3.9 or lower instead.'
  cmake_system_hpux=true
else
  cmake_system_hpux=false
fi

# Determine whether this is Linux
if echo "${cmake_system}" | grep Linux >/dev/null 2>&1; then
  cmake_system_linux=true
else
  cmake_system_linux=false
 fi

# Determine whether this is a PA-RISC machine
# This only works for Linux or HP-UX, not other PA-RISC OSs (BSD maybe?). Also
# may falsely detect parisc on HP-UX m68k
cmake_machine_parisc=false
if ${cmake_system_linux}; then
  if uname -m | grep parisc >/dev/null 2>&1; then
    cmake_machine_parisc=true
  fi
elif ${cmake_system_hpux}; then
  if uname -m | grep ia64 >/dev/null 2>&1; then : ; else
    cmake_machine_parisc=true
  fi
fi

# Choose the generator to use for bootstrapping.
if ${cmake_system_mingw}; then
  # Bootstrapping from an MSYS prompt.
  cmake_bootstrap_generator="MSYS Makefiles"
else
  # Bootstrapping from a standard UNIX prompt.
  cmake_bootstrap_generator="Unix Makefiles"
fi

# Choose tools and extensions for this platform.
if ${cmake_system_openvms}; then
  _tmp="_tmp"
  _cmk="_cmk"
  _diff=`which diff`
else
  _tmp=".tmp"
  _cmk=".cmk"
  _diff="diff"
fi

# Construct bootstrap directory name.
cmake_bootstrap_dir="${cmake_binary_dir}/Bootstrap${_cmk}"

# Helper function to fix windows paths.
case "${cmake_system}" in
*MINGW*)
  cmake_fix_slashes()
  {
    cmd //c echo "$(echo "$1" | sed 's/\\/\//g')" | sed 's/^"//;s/" *$//'
  }
  ;;
*)
  cmake_fix_slashes()
  {
    echo "$1" | sed 's/\\/\//g'
  }
  ;;
esac

# Choose the default install prefix.
if ${cmake_system_mingw}; then
  if test "x${PROGRAMFILES}" != "x"; then
    cmake_default_prefix=`cmake_fix_slashes "${PROGRAMFILES}/CMake"`
  elif test "x${ProgramFiles}" != "x"; then
    cmake_default_prefix=`cmake_fix_slashes "${ProgramFiles}/CMake"`
  elif test "x${SYSTEMDRIVE}" != "x"; then
    cmake_default_prefix=`cmake_fix_slashes "${SYSTEMDRIVE}/Program Files/CMake"`
  elif test "x${SystemDrive}" != "x"; then
    cmake_default_prefix=`cmake_fix_slashes "${SystemDrive}/Program Files/CMake"`
  else
    cmake_default_prefix="c:/Program Files/CMake"
  fi
elif ${cmake_system_haiku}; then
  cmake_default_prefix=`finddir B_COMMON_DIRECTORY`
else
  cmake_default_prefix="/usr/local"
fi

# Lookup default install destinations.
cmake_bin_dir_default="`cmake_install_dest_default BIN ${cmake_bin_dir_keyword}`"
cmake_data_dir_default="`cmake_install_dest_default DATA ${cmake_data_dir_keyword}`"
cmake_doc_dir_default="`cmake_install_dest_default DOC ${cmake_doc_dir_keyword}`"
cmake_man_dir_default="`cmake_install_dest_default MAN ${cmake_man_dir_keyword}`"
cmake_xdgdata_dir_default="`cmake_install_dest_default XDGDATA ${cmake_xdgdata_dir_keyword}`"

CMAKE_KNOWN_C_COMPILERS="cc gcc clang xlc icc tcc"
CMAKE_KNOWN_CXX_COMPILERS="aCC xlC CC g++ clang++ c++ icc como "
CMAKE_KNOWN_MAKE_PROCESSORS="gmake make smake"
CMAKE_KNOWN_NINJA_PROCESSORS="ninja-build ninja samu"

CMAKE_PROBLEMATIC_FILES="\
  CMakeCache.txt \
  CMakeSystem.cmake \
  CMakeCCompiler.cmake \
  CMakeCXXCompiler.cmake \
  */CMakeSystem.cmake \
  */CMakeCCompiler.cmake \
  */CMakeCXXCompiler.cmake \
  Source/cmConfigure.h \
  Source/CTest/Curl/config.h \
  Utilities/cmThirdParty.h \
  Utilities/cmcurl/lib/curl_config.h \
  Utilities/cmlibarchive/config.h \
  Utilities/cmliblzma/config.h \
  Utilities/cmnghttp2/config.h \
  Utilities/cmzlib/zlibDllConfig.h \
  "

CMAKE_UNUSED_SOURCES="\
  cmGlobalXCodeGenerator \
  cmLocalXCodeGenerator \
  cmXCodeObject \
  cmXCode21Object \
  cmSourceGroup \
"

CMAKE_CXX_SOURCES="\
  cmAddCustomCommandCommand \
  cmAddCustomTargetCommand \
  cmAddDefinitionsCommand \
  cmAddDependenciesCommand \
  cmAddExecutableCommand \
  cmAddLibraryCommand \
  cmAddSubDirectoryCommand \
  cmAddTestCommand \
  cmArgumentParser \
  cmBinUtilsLinker \
  cmBinUtilsLinuxELFGetRuntimeDependenciesTool \
  cmBinUtilsLinuxELFLinker \
  cmBinUtilsLinuxELFObjdumpGetRuntimeDependenciesTool \
  cmBinUtilsMacOSMachOGetRuntimeDependenciesTool \
  cmBinUtilsMacOSMachOLinker \
  cmBinUtilsMacOSMachOOToolGetRuntimeDependenciesTool \
  cmBinUtilsWindowsPEGetRuntimeDependenciesTool \
  cmBinUtilsWindowsPEDumpbinGetRuntimeDependenciesTool \
  cmBinUtilsWindowsPELinker \
  cmBinUtilsWindowsPEObjdumpGetRuntimeDependenciesTool \
  cmBreakCommand \
  cmBuildCommand \
  cmCMakeMinimumRequired \
  cmCMakePath \
  cmCMakePathCommand \
  cmCMakePolicyCommand \
  cmCPackPropertiesGenerator \
  cmCacheManager \
  cmCommand \
  cmCommandArgumentParserHelper \
  cmCommands \
  cmCommonTargetGenerator \
  cmComputeComponentGraph \
  cmComputeLinkDepends \
  cmComputeLinkInformation \
  cmComputeTargetDepends \
  cmConsoleBuf \
  cmConditionEvaluator \
  cmConfigureFileCommand \
  cmContinueCommand \
  cmCoreTryCompile \
  cmCreateTestSourceList \
  cmCryptoHash \
  cmCustomCommand \
  cmCustomCommandGenerator \
  cmCustomCommandLines \
  cmDefinePropertyCommand \
  cmDefinitions \
  cmDocumentationFormatter \
  cmEnableLanguageCommand \
  cmEnableTestingCommand \
  cmExecProgramCommand \
  cmExecuteProcessCommand \
  cmExpandedCommandArgument \
  cmExportBuildFileGenerator \
  cmExportFileGenerator \
  cmExportInstallFileGenerator \
  cmExportSet \
  cmExportTryCompileFileGenerator \
  cmExprParserHelper \
  cmExternalMakefileProjectGenerator \
  cmFileCommand \
  cmFileCopier \
  cmFileInstaller \
  cmFileTime \
  cmFileTimeCache \
  cmFileTimes \
  cmFindBase \
  cmFindCommon \
  cmFindFileCommand \
  cmFindLibraryCommand \
  cmFindPackageCommand \
  cmFindPathCommand \
  cmFindProgramCommand \
  cmForEachCommand \
  cmFunctionBlocker \
  cmFunctionCommand \
  cmFSPermissions \
  cmGeneratedFileStream \
  cmGeneratorExpression \
  cmGeneratorExpressionContext \
  cmGeneratorExpressionDAGChecker \
  cmGeneratorExpressionEvaluationFile \
  cmGeneratorExpressionEvaluator \
  cmGeneratorExpressionLexer \
  cmGeneratorExpressionNode \
  cmGeneratorExpressionParser \
  cmGeneratorTarget \
  cmGetCMakePropertyCommand \
  cmGetDirectoryPropertyCommand \
  cmGetFilenameComponentCommand \
  cmGetPipes \
  cmGetPropertyCommand \
  cmGetSourceFilePropertyCommand \
  cmGetTargetPropertyCommand \
  cmGetTestPropertyCommand \
  cmGlobalCommonGenerator \
  cmGlobalGenerator \
  cmGlobVerificationManager \
  cmHexFileConverter \
  cmIfCommand \
  cmIncludeCommand \
  cmIncludeGuardCommand \
  cmIncludeDirectoryCommand \
  cmIncludeRegularExpressionCommand \
  cmInstallCommand \
  cmInstallCommandArguments \
  cmInstallDirectoryGenerator \
  cmInstallExportGenerator \
  cmInstallFilesCommand \
  cmInstallFilesGenerator \
  cmInstallGenerator \
  cmInstallScriptGenerator \
  cmInstallSubdirectoryGenerator \
  cmInstallTargetGenerator \
  cmInstallTargetsCommand \
  cmInstalledFile \
  cmLDConfigLDConfigTool \
  cmLDConfigTool \
  cmLinkDirectoriesCommand \
  cmLinkItem \
  cmLinkItemGraphVisitor \
  cmLinkLineComputer \
  cmLinkLineDeviceComputer \
  cmListCommand \
  cmListFileCache \
  cmLocalCommonGenerator \
  cmLocalGenerator \
  cmMSVC60LinkLineComputer \
  cmMacroCommand \
  cmMakeDirectoryCommand \
  cmMakefile \
  cmMarkAsAdvancedCommand \
  cmMathCommand \
  cmMessageCommand \
  cmMessenger \
  cmNewLineStyle \
  cmOSXBundleGenerator \
  cmOptionCommand \
  cmOrderDirectories \
  cmOutputConverter \
  cmParseArgumentsCommand \
  cmPathLabel \
  cmPolicies \
  cmProcessOutput \
  cmProjectCommand \
  cmPropertyDefinition \
  cmPropertyMap \
  cmGccDepfileLexerHelper \
  cmGccDepfileReader \
  cmReturnCommand \
  cmRulePlaceholderExpander \
  cmRuntimeDependencyArchive \
  cmScriptGenerator \
  cmSearchPath \
  cmSeparateArgumentsCommand \
  cmSetCommand \
  cmSetDirectoryPropertiesCommand \
  cmSetPropertyCommand \
  cmSetSourceFilesPropertiesCommand \
  cmSetTargetPropertiesCommand \
  cmSetTestsPropertiesCommand \
  cmSiteNameCommand \
  cmSourceFile \
  cmSourceFileLocation \
  cmStandardLevelResolver \
  cmState \
  cmStateDirectory \
  cmStateSnapshot \
  cmString \
  cmStringAlgorithms \
  cmStringReplaceHelper \
  cmStringCommand \
  cmSubcommandTable \
  cmSubdirCommand \
  cmSystemTools \
  cmTarget \
  cmTargetCompileDefinitionsCommand \
  cmTargetCompileFeaturesCommand \
  cmTargetCompileOptionsCommand \
  cmTargetIncludeDirectoriesCommand \
  cmTargetLinkLibrariesCommand \
  cmTargetLinkOptionsCommand \
  cmTargetPrecompileHeadersCommand \
  cmTargetPropCommandBase \
  cmTargetPropertyComputer \
  cmTargetSourcesCommand \
  cmTest \
  cmTestGenerator \
  cmTimestamp \
  cmTransformDepfile \
  cmTryCompileCommand \
  cmTryRunCommand \
  cmUnsetCommand \
  cmUVHandlePtr \
  cmUVProcessChain \
  cmVersion \
  cmWhileCommand \
  cmWorkingDirectory \
  cmake  \
  cmakemain \
  cmcmd  \
"

if ${cmake_system_mingw}; then
  CMAKE_CXX_SOURCES="${CMAKE_CXX_SOURCES}\
    cmGlobalMSYSMakefileGenerator \
    cmGlobalMinGWMakefileGenerator \
    cmVSSetupHelper \
  "
fi

CMAKE_STD_CXX_HEADERS="\
  filesystem \
  memory \
  optional \
  shared_mutex \
  string_view \
  utility \
"
CMAKE_STD_CXX_SOURCES="\
  fs_path \
  string_view \
"

LexerParser_CXX_SOURCES="\
  cmCommandArgumentLexer \
  cmCommandArgumentParser \
  cmExprLexer \
  cmExprParser \
  cmGccDepfileLexer \
"

LexerParser_C_SOURCES="\
  cmListFileLexer \
"

if ${cmake_system_mingw}; then
  KWSYS_C_SOURCES="\
    EncodingC \
    ProcessWin32 \
    String \
    System \
    Terminal"
else
  KWSYS_C_SOURCES="\
    EncodingC \
    ProcessUNIX \
    String \
    System \
    Terminal"
fi

KWSYS_CXX_SOURCES="\
  Directory \
  EncodingCXX \
  FStream \
  Glob \
  RegularExpression \
  SystemTools"

KWSYS_FILES="\
  Directory.hxx \
  Encoding.h \
  Encoding.hxx \
  FStream.hxx \
  Glob.hxx \
  Process.h \
  RegularExpression.hxx \
  String.h \
  String.hxx \
  System.h \
  SystemTools.hxx \
  Terminal.h"

LIBRHASH_C_SOURCES="\
  librhash/algorithms.c \
  librhash/byte_order.c \
  librhash/hex.c \
  librhash/md5.c \
  librhash/rhash.c \
  librhash/sha1.c \
  librhash/sha256.c \
  librhash/sha3.c \
  librhash/sha512.c \
  "

if ${cmake_system_mingw}; then
  LIBUV_C_SOURCES="\
    src/fs-poll.c \
    src/idna.c
    src/inet.c \
    src/threadpool.c \
    src/strscpy.c \
    src/timer.c \
    src/uv-common.c \
    src/win/async.c \
    src/win/core.c \
    src/win/detect-wakeup.c \
    src/win/dl.c \
    src/win/error.c \
    src/win/fs-event.c \
    src/win/fs.c \
    src/win/getaddrinfo.c \
    src/win/getnameinfo.c \
    src/win/handle.c \
    src/win/loop-watcher.c \
    src/win/pipe.c \
    src/win/poll.c \
    src/win/process-stdio.c \
    src/win/process.c \
    src/win/signal.c \
    src/win/stream.c \
    src/win/tcp.c \
    src/win/thread.c \
    src/win/tty.c \
    src/win/udp.c \
    src/win/util.c \
    src/win/winapi.c \
    src/win/winsock.c \
    "
else
  LIBUV_C_SOURCES="\
    src/strscpy.c \
    src/timer.c \
    src/uv-common.c \
    src/unix/cmake-bootstrap.c \
    src/unix/core.c \
    src/unix/fs.c \
    src/unix/loop.c \
    src/unix/loop-watcher.c \
    src/unix/no-fsevents.c \
    src/unix/pipe.c \
    src/unix/poll.c \
    src/unix/posix-hrtime.c \
    src/unix/posix-poll.c \
    src/unix/process.c \
    src/unix/signal.c \
    src/unix/stream.c \
    "
fi

# Display CMake bootstrap usage
cmake_usage()
{
echo '
Usage: '"$0"' [<options>...] [-- <cmake-options>...]
Options: [defaults in brackets after descriptions]
Configuration:
  --help                  print this message
  --version               only print version information
  --verbose               display more information
  --parallel=n            bootstrap cmake in parallel, where n is
                          number of nodes [1]
  --generator=<generator> generator to use (MSYS Makefiles, Unix Makefiles,
                          or Ninja)
  --enable-ccache         Enable ccache when building cmake
  --init=FILE             load FILE as script to populate cache
  --system-libs           use all system-installed third-party libraries
                          (for use only by package maintainers)
  --no-system-libs        use all cmake-provided third-party libraries
                          (default)
  --system-curl           use system-installed curl library
  --no-system-curl        use cmake-provided curl library (default)
  --system-expat          use system-installed expat library
  --no-system-expat       use cmake-provided expat library (default)
  --system-jsoncpp        use system-installed jsoncpp library
  --no-system-jsoncpp     use cmake-provided jsoncpp library (default)
  --system-zlib           use system-installed zlib library
  --no-system-zlib        use cmake-provided zlib library (default)
  --system-bzip2          use system-installed bzip2 library
  --no-system-bzip2       use cmake-provided bzip2 library (default)
  --system-liblzma        use system-installed liblzma library
  --no-system-liblzma     use cmake-provided liblzma library (default)
  --system-nghttp2        use system-installed nghttp2 library
  --no-system-nghttp2     use cmake-provided nghttp2 library (default)
  --system-zstd           use system-installed zstd library
  --no-system-zstd        use cmake-provided zstd library (default)
  --system-libarchive     use system-installed libarchive library
  --no-system-libarchive  use cmake-provided libarchive library (default)
  --system-librhash       use system-installed librhash library
  --no-system-librhash    use cmake-provided librhash library (default)
  --system-libuv          use system-installed libuv library
  --no-system-libuv       use cmake-provided libuv library (default)

  --bootstrap-system-libuv use system-installed libuv library for bootstrap
  --bootstrap-system-jsoncpp use system-installed jsoncpp library for bootstrap
  --bootstrap-system-librhash use system-installed librhash library for bootstrap

  --qt-gui                build the Qt-based GUI (requires Qt >= 4.2)
  --no-qt-gui             do not build the Qt-based GUI (default)
  --qt-qmake=<qmake>      use <qmake> as the qmake executable to find Qt

  --sphinx-info           build Info manual with Sphinx
  --sphinx-man            build man pages with Sphinx
  --sphinx-html           build html help with Sphinx
  --sphinx-qthelp         build qch help with Sphinx
  --sphinx-build=<sb>     use <sb> as the sphinx-build executable
  --sphinx-flags=<flags>  pass <flags> to sphinx-build executable

Directory and file names:
  --prefix=PREFIX         install files in tree rooted at PREFIX
                          ['"${cmake_default_prefix}"']
  --bindir=DIR            install binaries in PREFIX/DIR
                          ['"${cmake_bin_dir_default}"']
  --datadir=DIR           install data files in PREFIX/DIR
                          ['"${cmake_data_dir_default}"']
  --docdir=DIR            install documentation files in PREFIX/DIR
                          ['"${cmake_doc_dir_default}"']
  --mandir=DIR            install man pages files in PREFIX/DIR/manN
                          ['"${cmake_man_dir_default}"']
  --xdgdatadir=DIR        install XDG specific files in PREFIX/DIR
                          ['"${cmake_xdgdata_dir_default}"']
'
  exit 10
}

# Display CMake bootstrap usage
cmake_version_display()
{
  echo "CMake ${cmake_version}, ${cmake_copyright}"
}

# Display CMake bootstrap error, display the log file and exit
cmake_error()
{
  res=$1
  shift 1
  echo "---------------------------------------------"
  echo "Error when bootstrapping CMake:"
  echo "$*"
  echo "---------------------------------------------"
  if test -f cmake_bootstrap.log; then
    echo "Log of errors: `pwd`/cmake_bootstrap.log"
    #cat cmake_bootstrap.log
    echo "---------------------------------------------"
  fi
  exit ${res}
}

cmake_generate_file_tmp ()
{
  OUTFILE="$1"
  TMPFILE="$2"
  if "${_diff}" "$TMPFILE" "$OUTFILE" > /dev/null 2> /dev/null ; then
    rm -f "$TMPFILE"
  else
    mv -f "$TMPFILE" "$OUTFILE"
  fi
}

cmake_generate_file ()
{
  OUTFILE="$1"
  CONTENT="$2"
  echo "$CONTENT" > "$OUTFILE.tmp"
  cmake_generate_file_tmp "$OUTFILE" "$OUTFILE.tmp"
}

# Replace KWSYS_NAMESPACE with cmsys
cmake_replace_string ()
{
  INFILE="$1"
  OUTFILE="$2"
  SEARCHFOR="$3"
  REPLACEWITH="$4"
  if test -f "${INFILE}" || ${cmake_system_openvms}; then
    sed "s/\@${SEARCHFOR}\@/${REPLACEWITH}/g" "${INFILE}" > "${OUTFILE}${_tmp}"
    if test -f "${OUTFILE}${_tmp}"; then
      if "${_diff}" "${OUTFILE}" "${OUTFILE}${_tmp}" > /dev/null 2> /dev/null ; then
        #echo "Files are the same"
        rm -f "${OUTFILE}${_tmp}"
      else
        mv -f "${OUTFILE}${_tmp}" "${OUTFILE}"
      fi
    fi
  else
    cmake_error 1 "Cannot find file ${INFILE}"
  fi
}

cmake_kwsys_config_replace_string ()
{
  INFILE="$1"
  OUTFILE="$2"
  shift 2
  APPEND="$*"
  if test -f "${INFILE}" || ${cmake_system_openvms}; then
    echo "${APPEND}" > "${OUTFILE}${_tmp}"
    sed "/./ {s/\@KWSYS_NAMESPACE\@/cmsys/g;
              s/@KWSYS_BUILD_SHARED@/${KWSYS_BUILD_SHARED}/g;
              s/@KWSYS_LFS_AVAILABLE@/${KWSYS_LFS_AVAILABLE}/g;
              s/@KWSYS_LFS_REQUESTED@/${KWSYS_LFS_REQUESTED}/g;
              s/@KWSYS_NAME_IS_KWSYS@/${KWSYS_NAME_IS_KWSYS}/g;
              s/@KWSYS_STL_HAS_WSTRING@/${KWSYS_STL_HAS_WSTRING}/g;
              s/@KWSYS_CXX_HAS_EXT_STDIO_FILEBUF_H@/${KWSYS_CXX_HAS_EXT_STDIO_FILEBUF_H}/g;
              s/@KWSYS_SYSTEMTOOLS_USE_TRANSLATION_MAP@/${KWSYS_SYSTEMTOOLS_USE_TRANSLATION_MAP}/g;
             }" "${INFILE}" >> "${OUTFILE}${_tmp}"
    if test -f "${OUTFILE}${_tmp}"; then
      if "${_diff}" "${OUTFILE}" "${OUTFILE}${_tmp}" > /dev/null 2> /dev/null ; then
        #echo "Files are the same"
        rm -f "${OUTFILE}${_tmp}"
      else
        mv -f "${OUTFILE}${_tmp}" "${OUTFILE}"
      fi
    fi
  else
    cmake_error 2 "Cannot find file ${INFILE}"
  fi
}
# Write string into a file
cmake_report ()
{
  FILE=$1
  shift
  echo "$*" >> ${FILE}
}

# Escape spaces in strings for artifacts
cmake_escape_artifact ()
{
  if test "${cmake_bootstrap_generator}" = "Ninja"; then
    echo $1 | sed "s/ /$ /g"
  else
    echo $1 | sed "s/ /\\\\ /g"
  fi
}

# Escape spaces in strings for shell
cmake_escape_shell ()
{
  echo $1 | sed "s/ /\\\\ /g"
}

# Encode object file names.
cmake_obj ()
{
  echo $1 | sed 's/\//-/g' | sed 's/$/\.o/'
}

# Strip prefix from argument
cmake_arg ()
{
  echo "$1" | sed "s/^${2-[^=]*=}//"
}

# Write message to the log
cmake_log ()
{
  echo "$*" >> cmake_bootstrap.log
}

# Return temp file
cmake_tmp_file ()
{
  echo "cmake_bootstrap_$$_test"
}

# Run a compiler test. First argument is compiler, second one are compiler
# flags, third one is test source file to be compiled
cmake_try_run ()
{
  COMPILER=$1
  FLAGS=$2
  TESTFILE=$3
  if test ! -f "${TESTFILE}"; then
    echo "Test file ${TESTFILE} missing. Please verify your CMake source tree."
    exit 4
  fi
  TMPFILE=`cmake_tmp_file`
  echo "Try: ${COMPILER}"
  echo "Line: ${COMPILER} ${FLAGS} ${TESTFILE} -o ${TMPFILE}"
  echo "----------  file   -----------------------"
  cat "${TESTFILE}"
  echo "------------------------------------------"
  "${COMPILER}" ${FLAGS} "${TESTFILE}" -o "${TMPFILE}"
  RES=$?
  if test "${RES}" -ne "0"; then
    echo "Test failed to compile"
    return 1
  fi
  if test ! -f "${TMPFILE}" && test ! -f "${TMPFILE}.exe"; then
    echo "Test failed to produce executable"
    return 2
  fi
  ./${TMPFILE}
  RES=$?
  rm -f "${TMPFILE}"
  if test "${RES}" -ne "0"; then
    echo "Test produced non-zero return code"
    return 3
  fi
  echo "Test succeeded"
  return 0
}

# Run a make test. First argument is the make interpreter.
cmake_try_make ()
{
  MAKE_PROC="$1"
  MAKE_FLAGS="$2"
  echo "Try: ${MAKE_PROC}"
  "${MAKE_PROC}" ${MAKE_FLAGS}
  RES=$?
  if test "${RES}" -ne "0"; then
    echo "${MAKE_PROC} does not work"
    return 1
  fi
  if test ! -f "test" && test ! -f "test.exe"; then
    echo "${COMPILER} does not produce output"
    return 2
  fi
  ./test
  RES=$?
  rm -f "test"
  if test "${RES}" -ne "0"; then
    echo "${MAKE_PROC} produces strange executable"
    return 3
  fi
  echo "${MAKE_PROC} works"
  return 0
}

# Parse arguments
cmake_verbose=
cmake_parallel_make=
cmake_ccache_enabled=
cmake_prefix_dir="${cmake_default_prefix}"
bootstrap_system_libuv=
bootstrap_system_jsoncpp=
bootstrap_system_librhash=
while test $# != 0; do
  case "$1" in
  --prefix=*) dir=`cmake_arg "$1"`
              cmake_prefix_dir=`cmake_fix_slashes "$dir"` ;;
  --parallel=*) cmake_parallel_make=`cmake_arg "$1"` ;;
  --generator=*) cmake_bootstrap_generator=`cmake_arg "$1"` ;;
  --bindir=*) cmake_bin_dir=`cmake_arg "$1"` ;;
  --datadir=*) cmake_data_dir=`cmake_arg "$1"` ;;
  --docdir=*) cmake_doc_dir=`cmake_arg "$1"` ;;
  --mandir=*) cmake_man_dir=`cmake_arg "$1"` ;;
  --xdgdatadir=*) cmake_xdgdata_dir=`cmake_arg "$1"` ;;
  --init=*) cmake_init_file=`cmake_arg "$1"` ;;
  --system-libs) cmake_bootstrap_system_libs="${cmake_bootstrap_system_libs} -DCMAKE_USE_SYSTEM_LIBRARIES=1" ;;
  --no-system-libs) cmake_bootstrap_system_libs="${cmake_bootstrap_system_libs} -DCMAKE_USE_SYSTEM_LIBRARIES=0" ;;
  --system-bzip2|--system-curl|--system-expat|--system-jsoncpp|--system-libarchive|--system-librhash|--system-zlib|--system-liblzma|--system-nghttp2|--system-zstd|--system-libuv)
    lib=`cmake_arg "$1" "--system-"`
    cmake_bootstrap_system_libs="${cmake_bootstrap_system_libs} -DCMAKE_USE_SYSTEM_LIBRARY_`cmake_toupper $lib`=1" ;;
  --no-system-bzip2|--no-system-curl|--no-system-expat|--no-system-jsoncpp|--no-system-libarchive|--no-system-librhash|--no-system-zlib|--no-system-liblzma|--no-system-nghttp2|--no-system-zstd|--no-system-libuv)
    lib=`cmake_arg "$1" "--no-system-"`
    cmake_bootstrap_system_libs="${cmake_bootstrap_system_libs} -DCMAKE_USE_SYSTEM_LIBRARY_`cmake_toupper $lib`=0" ;;
  --bootstrap-system-libuv) bootstrap_system_libuv="1" ;;
  --bootstrap-system-jsoncpp) bootstrap_system_jsoncpp="1" ;;
  --bootstrap-system-librhash) bootstrap_system_librhash="1" ;;
  --qt-gui) cmake_bootstrap_qt_gui="1" ;;
  --no-qt-gui) cmake_bootstrap_qt_gui="0" ;;
  --qt-qmake=*) cmake_bootstrap_qt_qmake=`cmake_arg "$1"` ;;
  --sphinx-info) cmake_sphinx_info="1" ;;
  --sphinx-man) cmake_sphinx_man="1" ;;
  --sphinx-html) cmake_sphinx_html="1" ;;
  --sphinx-qthelp) cmake_sphinx_qthelp="1" ;;
  --sphinx-build=*) cmake_sphinx_build=`cmake_arg "$1"` ;;
  --sphinx-flags=*) cmake_sphinx_flags=`cmake_arg "$1"` ;;
  --help) cmake_usage ;;
  --version) cmake_version_display ; exit 2 ;;
  --verbose) cmake_verbose=TRUE ;;
  --enable-ccache) cmake_ccache_enabled=TRUE ;;
  CC=*) CC=`cmake_arg "$1"` ;;
  CXX=*) CXX=`cmake_arg "$1"` ;;
  CFLAGS=*) CFLAGS=`cmake_arg "$1"` ;;
  CXXFLAGS=*) CXXFLAGS=`cmake_arg "$1"` ;;
  LDFLAGS=*) LDFLAGS=`cmake_arg "$1"` ;;
  --) shift; break ;;
  *) die "Unknown option: $1" ;;
  esac
  shift
done

# Make sure the generator is valid
case "${cmake_bootstrap_generator}" in
  'MSYS Makefiles'|'Unix Makefiles'|'Ninja') ;;
  *) cmake_error 10 "Invalid generator: ${cmake_bootstrap_generator}"
esac

# If verbose, display some information about bootstrap
if test -n "${cmake_verbose}"; then
  echo "---------------------------------------------"
  echo "Source directory: ${cmake_source_dir}"
  echo "Binary directory: ${cmake_binary_dir}"
  echo "Prefix directory: ${cmake_prefix_dir}"
  echo "System:           ${cmake_system}"
  echo "Generator:        ${cmake_bootstrap_generator}"
  if test "x${cmake_parallel_make}" != "x"; then
    echo "Doing parallel make: ${cmake_parallel_make}"
  fi
  echo ""
fi

echo "---------------------------------------------"
# Get CMake version
echo "`cmake_version_display`"

# Check for in-source build
cmake_in_source_build=
if test -f "${cmake_binary_dir}/Source/cmake.cxx" &&
     test -f "${cmake_binary_dir}/Source/cmake.h"; then
  if test -n "${cmake_verbose}"; then
    echo "Warning: This is an in-source build"
  fi
  cmake_in_source_build=TRUE
fi

# If this is not an in-source build, then Bootstrap stuff should not exist.
if test -z "${cmake_in_source_build}"; then
  # Did somebody bootstrap in the source tree?
  if test -d "${cmake_source_dir}/Bootstrap${_cmk}"; then
    cmake_error 10 "Found directory \"${cmake_source_dir}/Bootstrap${_cmk}\".
Looks like somebody did bootstrap CMake in the source tree, but now you are
trying to do bootstrap in the binary tree. Please remove Bootstrap${_cmk}
directory from the source tree."
  fi
  # Is there a cache in the source tree?
  for cmake_problematic_file in ${CMAKE_PROBLEMATIC_FILES}; do
    if test -f "${cmake_source_dir}/${cmake_problematic_file}"; then
      cmake_error 10 "Found \"${cmake_source_dir}/${cmake_problematic_file}\".
Looks like somebody tried to build CMake in the source tree, but now you are
trying to do bootstrap in the binary tree. Please remove \"${cmake_problematic_file}\"
from the source tree."
    fi
  done
fi

# Make bootstrap directory